Test Overview
Test Methodology

Quantitative Spectrophotometry

Test Usage

CSF levels of angiotensin converting enzyme (ACE) are increased in approximately 50% of patients with neurosarcoidosis, but in less than 10% of systemic sarcoidosis patients without neurologic manifestations.

Reference Range *

0.0 - 2.5 U/L

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details
Days Set Up
Monday, Wednesday, Friday
Analytic Time

3 - 7 days

Soft Order Code
FACE
MiChart Code
ACE (Angiotensin Converting Enzym), CSF
Synonyms
    Laboratory
    Sendout
    Reference Laboratory
    Mayo FACEC (ARUP 0098974)
    Section
    Special Testing
    Specimen Requirements
    Collection

    Collect spinal fluid and freeze (preferred) or refrigerate for up to 7 days.

    Normal Volume
    1 mL CSF
    Minimum Volume
    0.5 mL CSF
    Storage Temperature
    Frozen 180 days, Refrigerated 7 days.
    Additional Information

    Test sent to Mayo Medical Laboratories; performed by ARUP Laboratories.

    Billing
    CPT Code
    82164
    Fee Code
    AA152
    LOINC
    12480-0
    NY State Approved
    No